Quick Hits: Navy SEAL Health Hacks: Sleep, Peptides, Psychedelics, Brain Health, and Hormones with Dr. Kirk Parsley

Welcome to Quick Hits — where we bring you the most impactful moments from past episodes in under 15 minutes.
Today's clip comes from one of our most replayed conversations.
If you want the full episode, check the link in the description below.

In this quick hits episode you will hear a clip from my interview with Dr. Kirk Parsley — former Navy SEAL physician and one of the leading voices in sleep optimization — to unpack what chronic sleep deprivation is really doing to your body.

Listen to the full episode here.

Listen on Apple here.

We dive into:

• Why Ambien and common sleep medications can damage long-term brain and hormonal health
• How chronic sleep loss mirrors traumatic brain injury
• How cortisol becomes your backup energy system when sleep fails
• Why poor sleep drives metabolic dysfunction and cravings
• How deep sleep regulates growth hormone, testosterone, estrogen, and stress hormones
• Why chronic insomnia is linked to shortened lifespan
• How poor sleep leads to beta-amyloid accumulation and neurodegeneration
• The connection between sleep loss, mitochondrial dysfunction, and menopause
• Why muscle health and mitochondria matter for brain resilience
• How peptides like Cerebrolysin, Dihexa, and BPC-157 may support neuroplasticity and inflammation reduction
• The emerging science of microdosing psychedelics for neurotrophic support and amygdala regulation
• Why melatonin production is disrupted by blue light and alcohol
• and MUCH MORE!

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Your host:

Karen Martel

Certified Hormone Specialist, Transformational Nutrition Coach, & Weight Loss Expert

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